Home / 3,435.18-4,740.57-1,863.27

Finding the Fourth Proportional to 3,435.18, 4,740.57 and 1,863.27

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Solution

The fourth proportional to 3,435.18, 4,740.57 and 1,863.27 is: 2,571.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.18 : 4,740.57 = 1,863.27 : x
  2. Step 2: Convert to fraction form
    3,435.18/4,740.57 = 1,863.27/x
  3. Step 3: Cross multiply
    3,435.18x = 4,740.57 × 1,863.27
  4. Step 4: Simplify right side
    3,435.18x = 8,832,961.86
  5. Step 5: Solve for x
    x = 8,832,961.86/3,435.18
  6. Step 6: Final answer
    x = 2,571.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.